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Finding the Fourth Proportional to 103,500.23, 155,250.35 and 103,500.23

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Solution

The fourth proportional to 103,500.23, 155,250.35 and 103,500.23 is: 155,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,500.23 : 155,250.35 = 103,500.23 : x
  2. Step 2: Convert to fraction form
    103,500.23/155,250.35 = 103,500.23/x
  3. Step 3: Cross multiply
    103,500.23x = 155,250.35 × 103,500.23
  4. Step 4: Simplify right side
    103,500.23x = 16,068,445,638.83
  5. Step 5: Solve for x
    x = 16,068,445,638.83/103,500.23
  6. Step 6: Final answer
    x = 155,250.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.